These are the known mechanical and performance specifications for your 1963 Monark 500.
Basic Specs

Engine
Displacement500.00 ccm (30.51 cubic inches)
TypeAlbin
DetailsSingle cylinder, four-stroke
Max RPM
Compression10.1:1
Bore/Stroke79.0 x 100.0 mm (3.1 x 3.9 inches)
Valves/Cylinder
FuelingCarburettor. Amal monoblock
IgnitionMagneto-Lucas and BHT
Exhaust
LubricationDry sump
CoolingAir
Chassis
Frame Type
Rake
Trail
Front Suspension
Front Travel
Rear Suspension
Rear Travel
Seat
Seat Height
Alt. Seat Height
Total Height
Total Length
Total Width
Ground Clearance
Wheelbase
Dry Weight132.5 kg (292.0 pounds)
Wet Weight
Wheels & Brakes
Front Tire/Tyre
Rear Tire/Tyre
Front BrakesExpanding brake (drum brake). Spezial front arm made by Pranafa
Front Brake Diameter
Rear BrakesExpanding brake (drum brake). Conical hub
Rear Brake Diameter
Wheels
Comments